PHOENIX – Drivers in the Valley should prepare for a major closure on eastbound I-10 in Phoenix during the Presidents Day holiday weekend (Feb. 16-19). According to the Arizona Dept. of Transportation, eastbound I-10 will be closed between SR 51 and US 60 from 10 p.m. Friday, Feb. 16, to 4 a.m. Monday, Feb. 19, for a traffic shift.